Jonathan D. Yellin, EVP and General Counsel at CRA International, Inc. ($CRAI), sold shares on the open market 16 times over the past year, totaling about $1.4 million. His most recent sale occurred on March 5, 2026. These sales rank 4,228th among 11,678 individual insiders in our database, where the average is $8.6 million across roughly 6.4 transactions per insider. Yellin made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 20, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 899.3841 | 6,547,188 | 0.36% | 0.00% |
| March 20, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 633.4489 | 6,547,188 | 0.36% | 0.00% |
| March 20, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 4 | $0.00 | 1,112.4209 | 6,547,188 | 0.36% | 0.00% |
| March 20, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 879.0723 | 6,547,188 | 0.36% | 0.00% |
| March 20, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 4 | $0.00 | 1,089.6478 | 6,547,188 | 0.36% | 0.00% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 574 | $0.00 | 4,597.4321 | 6,547,188 | 11.10% | 0.01% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 399 | $0.00 | 14,444.9839 | 6,547,188 | 2.84% | 0.01% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 18 | $171.75 | 14,427.0000 | 6,547,188 | 0.12% | 0.00% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 112 | $171.75 | 14,315.0000 | 6,547,188 | 0.78% | 0.00% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 574 | $0.00 | 14,888.8705 | 6,547,188 | 4.01% | 0.01% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 26 | $171.75 | 14,863.0000 | 6,547,188 | 0.17% | 0.00% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 161 | $171.75 | 14,702.0000 | 6,547,188 | 1.08% | 0.00% |
| March 10, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 399 | $0.00 | 4,597.4321 | 6,547,188 | 7.99% | 0.01% |
| March 5, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 100 | $184.10 | 14,046.0000 | 6,547,188 | 0.71% | 0.00% |
| March 5, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 1650 | $181.94 | 14,646.0000 | 6,547,188 | 10.13% | 0.03% |
| March 5, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 500 | $182.99 | 14,146.0000 | 6,547,188 | 3.41% | 0.01% |
| March 2, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Common Stock | 20 | $0.00 | 16,315.7415 | 6,547,188 | 0.12% | 0.00% |
| March 2, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 20 | $180.26 | 16,296.0000 | 6,547,188 | 0.12% | 0.00% |
| March 2, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1086 | $0.00 | 5,570.2865 | 6,547,188 | 24.21% | 0.02% |
| March 2, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Common Stock | 1067 | $0.00 | 16,640.0000 | 6,547,188 | 6.85% | 0.02% |
| March 2, 2026 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 344 | $180.26 | 16,296.0000 | 6,547,188 | 2.07% | 0.01% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 875.9206 | 6,547,188 | 0.28% | 0.00% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 896.1597 | 6,547,188 | 0.28% | 0.00% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,108.4327 | 6,547,188 | 0.28% | 0.00% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 631.1779 | 6,547,188 | 0.28% | 0.00% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 573.8705 | 6,547,188 | 0.28% | 0.00% |
| Dec. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 398.9839 | 6,547,188 | 0.28% | 0.00% |
| Nov. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 60 | $175.43 | 15,603.0000 | 6,547,188 | 0.38% | 0.00% |
| Nov. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 30 | $176.39 | 15,573.0000 | 6,547,188 | 0.19% | 0.00% |
| Nov. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 1317 | $174.16 | 16,006.0000 | 6,547,188 | 7.60% | 0.02% |
| Nov. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 343 | $174.87 | 15,663.0000 | 6,547,188 | 2.14% | 0.01% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 572.2410 | 6,561,563 | 0.25% | 0.00% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 397.8510 | 6,561,563 | 0.25% | 0.00% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,105.2853 | 6,561,563 | 0.25% | 0.00% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 873.4335 | 6,561,563 | 0.25% | 0.00% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 893.6152 | 6,561,563 | 0.25% | 0.00% |
| Sept. 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 629.3857 | 6,561,563 | 0.25% | 0.00% |
| Aug. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 519 | $188.13 | 17,323.0000 | 6,561,563 | 2.91% | 0.01% |
| Aug. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 235 | $186.42 | 18,838.0000 | 6,561,563 | 1.23% | 0.00% |
| Aug. 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 996 | $187.30 | 17,842.0000 | 6,561,563 | 5.29% | 0.02% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 891.4111 | 6,789,893 | 0.27% | 0.00% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 396.8697 | 6,789,893 | 0.27% | 0.00% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 570.8296 | 6,789,893 | 0.27% | 0.00% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 627.8333 | 6,789,893 | 0.27% | 0.00% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,102.5591 | 6,789,893 | 0.27% | 0.00% |
| June 13, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 871.2791 | 6,789,893 | 0.27% | 0.00% |
| May 20, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 889 | $0.00 | 889.0000 | 6,789,893 | 9999.99% | 0.01% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 256 | $192.03 | 19,073.0000 | 6,789,893 | 1.32% | 0.00% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 29 | $185.62 | 20,794.0000 | 6,789,893 | 0.14% | 0.00% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 328 | $186.97 | 20,466.0000 | 6,789,893 | 1.58% | 0.00% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 666 | $187.38 | 19,800.0000 | 6,789,893 | 3.25% | 0.01% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 363 | $189.03 | 19,437.0000 | 6,789,893 | 1.83% | 0.01% |
| May 12, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 108 | $190.05 | 19,329.0000 | 6,789,893 | 0.56% | 0.00% |
| April 29, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 136 | $162.69 | 20,823.0000 | 6,789,893 | 0.65% | 0.00% |
| April 29, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 289 | $0.00 | 3,559.7170 | 6,789,893 | 7.51% | 0.00% |
| April 29, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 289 | $0.00 | 20,961.9672 | 6,789,893 | 1.40% | 0.00% |
| April 29, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 3 | $162.69 | 20,959.0000 | 6,789,893 | 0.01% | 0.00% |
| April 11, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 8 | $167.90 | 20,809.0000 | 6,789,893 | 0.04% | 0.00% |
| April 11, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Restricted Stock Units | 314 | $0.00 | 3,848.6842 | 6,789,893 | 7.53% | 0.00% |
| April 11, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 314 | $0.00 | 20,816.5800 | 6,789,893 | 1.53% | 0.00% |
| April 11, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 136 | $167.90 | 20,673.0000 | 6,789,893 | 0.65% | 0.00% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 422 | $0.00 | 20,139.9613 | 6,768,575 | 2.14% | 0.01% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 21 | $180.14 | 20,119.0000 | 6,768,575 | 0.10% | 0.00% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 125 | $180.14 | 19,994.0000 | 6,768,575 | 0.62% | 0.00% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 759 | $0.00 | 20,752.6932 | 6,768,575 | 3.79% | 0.01% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 38 | $180.14 | 20,715.0000 | 6,768,575 | 0.18% | 0.00% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 212 | $180.14 | 20,503.0000 | 6,768,575 | 1.02% | 0.00% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 422 | $0.00 | 4,162.2642 | 6,768,575 | 9.20% | 0.01% |
| March 22, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 759 | $0.00 | 4,162.2642 | 6,768,575 | 15.42% | 0.01% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 570.8998 | 6,768,575 | 0.57% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 939.7153 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 758.6932 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 421.9613 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 1 | $0.00 | 19,719.1193 | 6,768,575 | 0.01% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 1 | $172.33 | 19,718.0000 | 6,768,575 | 0.01% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 2 | $0.00 | 19,719.6141 | 6,768,575 | 0.01% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 2 | $172.33 | 19,718.0000 | 6,768,575 | 0.01% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 396.9156 | 6,768,575 | 0.57% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 1 | $0.00 | 395.7963 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 2 | $0.00 | 569.2857 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,157.8898 | 6,768,575 | 0.28% | 0.00% |
| March 14, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,099.5771 | 6,768,575 | 0.28% | 0.00% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 394 | $0.00 | 19,456.6382 | 6,768,575 | 2.06% | 0.01% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 112 | $174.28 | 19,331.0000 | 6,768,575 | 0.58% | 0.00% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 14 | $174.28 | 19,443.0000 | 6,768,575 | 0.07% | 0.00% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 568 | $0.00 | 567.6716 | 6,768,575 | 50.00% | 0.01% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 394 | $0.00 | 394.6741 | 6,768,575 | 49.93% | 0.01% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 161 | $174.28 | 19,718.0000 | 6,768,575 | 0.81% | 0.00% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 20 | $174.28 | 19,879.0000 | 6,768,575 | 0.10% | 0.00% |
| March 10, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 568 | $0.00 | 19,898.6716 | 6,768,575 | 2.94% | 0.01% |
| March 5, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 1400 | $190.06 | 19,413.0000 | 6,768,575 | 6.73% | 0.02% |
| March 5, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 350 | $192.35 | 19,063.0000 | 6,768,575 | 1.80% | 0.01% |
| March 3, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 23 | $0.00 | 20,836.4337 | 6,768,575 | 0.11% | 0.00% |
| March 3, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 1072 | $0.00 | 21,154.0000 | 6,768,575 | 5.34% | 0.02% |
| March 3, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 341 | $190.45 | 20,813.0000 | 6,768,575 | 1.61% | 0.01% |
| March 3, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 23 | $190.45 | 20,813.0000 | 6,768,575 | 0.11% | 0.00% |
| March 3, 2025 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 1096 | $0.00 | 6,289.0796 | 6,768,575 | 21.12% | 0.02% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 985 | $0.00 | 5,192.6202 | 6,761,582 | 15.94% | 0.01% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 547 | $0.00 | 5,192.6202 | 6,761,582 | 9.52% | 0.01% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 275 | $203.93 | 20,082.0000 | 6,761,582 | 1.35% | 0.00% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 547 | $0.00 | 19,657.6281 | 6,761,582 | 2.86% | 0.01% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 28 | $203.93 | 19,630.0000 | 6,761,582 | 0.14% | 0.00% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 50 | $203.93 | 20,357.0000 | 6,761,582 | 0.24% | 0.00% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 208 | $203.93 | 19,422.0000 | 6,761,582 | 1.06% | 0.00% |
| Dec. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 985 | $0.00 | 20,406.7677 | 6,761,582 | 5.07% | 0.01% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 420.7649 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,154.6068 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 937.0509 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 756.5421 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,135.3432 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 788.3123 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 984.7677 | 6,761,582 | 0.25% | 0.00% |
| Dec. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 546.6281 | 6,761,582 | 0.25% | 0.00% |
| Nov. 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 37 | $201.67 | 19,111.0000 | 6,761,582 | 0.19% | 0.00% |
| Nov. 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 592 | $201.16 | 19,148.0000 | 6,761,582 | 3.00% | 0.01% |
| Nov. 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 322 | $200.08 | 19,740.0000 | 6,761,582 | 1.61% | 0.00% |
| Nov. 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 299 | $198.15 | 20,062.0000 | 6,761,582 | 1.47% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 419.7035 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 545.2492 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 982.2836 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 786.3237 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,132.4792 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 754.6337 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 934.6871 | 6,752,604 | 0.25% | 0.00% |
| Sept. 13, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,151.6942 | 6,752,604 | 0.25% | 0.00% |
| Aug. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 800 | $158.60 | 20,361.0000 | 6,752,604 | 3.78% | 0.01% |
| Aug. 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 450 | $157.65 | 21,161.0000 | 6,752,604 | 2.08% | 0.01% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 932.3218 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,148.7798 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,129.6134 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 752.7240 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 543.8694 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 979.7979 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 784.3339 | 6,889,298 | 0.24% | 0.00% |
| June 14, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1 | $0.00 | 418.6414 | 6,889,298 | 0.24% | 0.00% |
| May 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 193 | $167.35 | 22,668.0000 | 6,889,298 | 0.84% | 0.00% |
| May 15, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 1057 | $168.31 | 21,611.0000 | 6,889,298 | 4.66% | 0.02% |
| April 29, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 1146 | $0.00 | 6,673.8932 | 6,889,298 | 20.73% | 0.02% |
| April 11, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 309 | $0.00 | 22,955.3458 | 6,889,298 | 1.37% | 0.00% |
| April 11, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 90 | $145.12 | 22,861.0000 | 6,889,298 | 0.39% | 0.00% |
| April 11, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 309 | $0.00 | 5,527.8932 | 6,889,298 | 5.30% | 0.00% |
| April 11, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 4 | $145.12 | 22,951.0000 | 6,889,298 | 0.02% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 30 | $142.95 | 22,858.0000 | 6,934,265 | 0.13% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 4 | $0.00 | 1,239.4116 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 1,126.8800 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 782.4360 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 3 | $0.00 | 977.4270 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 542.5534 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 750 | $0.00 | 750.9026 | 6,934,265 | 49.97% | 0.01% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 30 | $0.00 | 1,526.2185 | 6,934,265 | 2.00% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 417 | $0.00 | 417.6284 | 6,934,265 | 49.94% | 0.01% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | A | Restricted Stock Units | 2 | $0.00 | 834.2153 | 6,934,265 | 0.29% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 212 | $142.95 | 22,646.0000 | 6,934,265 | 0.93% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 750 | $0.00 | 22,887.8562 | 6,934,265 | 3.39% | 0.01% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 118 | $142.95 | 22,138.0000 | 6,934,265 | 0.53% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 17 | $142.95 | 22,256.0000 | 6,934,265 | 0.07% | 0.00% |
| March 22, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 417 | $0.00 | 22,272.5869 | 6,934,265 | 1.91% | 0.01% |
| March 10, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 391 | $0.00 | 21,977.5845 | 6,934,265 | 1.81% | 0.01% |
| March 10, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 10 | $140.22 | 21,968.0000 | 6,934,265 | 0.04% | 0.00% |
| March 10, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 112 | $140.22 | 21,856.0000 | 6,934,265 | 0.51% | 0.00% |
| March 10, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 391 | $0.00 | 6,983.1648 | 6,934,265 | 5.30% | 0.01% |
| March 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 400 | $137.95 | 21,587.0000 | 6,934,265 | 1.82% | 0.01% |
| March 7, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | S | Common Stock | 850 | $136.00 | 21,987.0000 | 6,934,265 | 3.72% | 0.01% |
| March 4, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | D | Common Stock | 28 | $138.99 | 22,837.0000 | 6,934,265 | 0.12% | 0.00% |
| March 4, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 1096 | $0.00 | 23,194.0000 | 6,934,265 | 4.96% | 0.02% |
| March 4, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | F | Common Stock | 357 | $138.99 | 22,837.0000 | 6,934,265 | 1.54% | 0.01% |
| March 4, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Restricted Stock Units | 1124 | $0.00 | 7,373.7493 | 6,934,265 | 17.98% | 0.02% |
| March 4, 2024 | CRA INTERNATIONAL, INC. | $CRAI | Yellin Jonathan D | EVP AND GENERAL COUNSEL | M | Common Stock | 28 | $0.00 | 22,864.5548 | 6,934,265 | 0.12% | 0.00% |