Timothy A. Springer made 13 open market purchases of Cartesian Therapeutics ($RNAC) shares totaling about $2.9 million over the last year, with the latest on April 11, 2025; these rank 250th among nearly 5,000 insiders averaging $1.5 million across 3.3 buys. He also bought Tectonic Therapeutic ($TECX) shares 10 times for about $10.8 million, ranking 99th, most recently on April 11, 2025. Springer reported no open market sales in the past 365 days.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 2, 2026 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Common Stock | 2600 | $0.00 | 9,633,493.0000 | 26,003,606 | 0.03% | 0.01% |
| Jan. 2, 2026 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Stock Option (Right to Buy) | 7800 | $0.00 | 7,800.0000 | 26,003,606 | 9999.99% | 0.03% |
| June 9, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | A | Stock Option (Right to Buy) | 10200 | $0.00 | 10,200.0000 | 18,662,672 | 9999.99% | 0.05% |
| April 10, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 8092 | $16.73 | 6,014,860.0000 | 18,662,672 | 0.13% | 0.04% |
| April 11, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 9478 | $16.31 | 6,024,338.0000 | 18,662,672 | 0.16% | 0.05% |
| April 9, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 16215 | $14.62 | 5,919,918.0000 | 18,662,672 | 0.27% | 0.09% |
| April 9, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 4856 | $15.23 | 5,924,774.0000 | 18,662,672 | 0.08% | 0.03% |
| April 10, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 45858 | $16.73 | 5,970,632.0000 | 18,662,672 | 0.77% | 0.25% |
| April 11, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 53706 | $16.31 | 6,024,338.0000 | 18,662,672 | 0.90% | 0.29% |
| April 9, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 178 | $9.95 | 9,545,960.0000 | 25,936,101 | 0.00% | 0.00% |
| April 9, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 2861 | $14.62 | 6,005,911.0000 | 18,662,672 | 0.05% | 0.02% |
| April 9, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 857 | $15.23 | 6,006,768.0000 | 18,662,672 | 0.01% | 0.00% |
| April 10, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 3451 | $10.92 | 9,594,555.0000 | 25,936,101 | 0.04% | 0.01% |
| April 10, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 45144 | $10.43 | 9,591,104.0000 | 25,936,101 | 0.47% | 0.17% |
| April 10, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 609 | $10.92 | 9,624,481.0000 | 25,936,101 | 0.01% | 0.00% |
| April 9, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 7342 | $9.43 | 9,615,875.0000 | 25,936,101 | 0.08% | 0.03% |
| April 9, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 31 | $9.95 | 9,615,906.0000 | 25,936,101 | 0.00% | 0.00% |
| April 9, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 41604 | $9.43 | 9,545,782.0000 | 25,936,101 | 0.44% | 0.16% |
| April 10, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 7966 | $10.43 | 9,623,872.0000 | 25,936,101 | 0.08% | 0.03% |
| April 11, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 36338 | $10.77 | 9,630,893.0000 | 25,936,101 | 0.38% | 0.14% |
| April 11, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 6412 | $10.77 | 9,630,893.0000 | 25,936,101 | 0.07% | 0.02% |
| April 7, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 412500 | $17.10 | 5,882,415.0000 | 18,662,672 | 7.54% | 2.21% |
| April 7, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 87500 | $17.10 | 5,882,415.0000 | 18,662,672 | 1.51% | 0.47% |
| March 18, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 14740 | $14.42 | 9,406,695.0000 | 25,767,369 | 0.16% | 0.06% |
| March 19, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 20234 | $14.97 | 9,426,929.0000 | 25,767,369 | 0.22% | 0.08% |
| March 20, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 54889 | $15.59 | 9,481,818.0000 | 25,767,369 | 0.58% | 0.21% |
| Feb. 5, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 129294 | $54.14 | 5,382,415.0000 | 0 | 2.46% | 0.00% |
| Feb. 5, 2025 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 660000 | $50.00 | 5,382,415.0000 | 0 | 13.98% | 0.00% |
| Jan. 13, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 8983 | $17.78 | 9,387,933.0000 | 25,767,369 | 0.10% | 0.03% |
| Jan. 13, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 7962 | $16.86 | 9,378,950.0000 | 25,767,369 | 0.08% | 0.03% |
| Jan. 14, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 4022 | $18.00 | 9,391,955.0000 | 25,767,369 | 0.04% | 0.02% |
| Jan. 2, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Common Stock | 2600 | $0.00 | 9,370,988.0000 | 25,767,369 | 0.03% | 0.01% |
| Jan. 2, 2025 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Stock Option (Right to Buy) | 7800 | $0.00 | 7,800.0000 | 25,767,369 | 9999.99% | 0.03% |
| Dec. 23, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 5181 | $19.00 | 9,368,388.0000 | 23,896,525 | 0.06% | 0.02% |
| Dec. 19, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 11303 | $17.39 | 9,327,502.0000 | 23,896,525 | 0.12% | 0.05% |
| Dec. 19, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 3376 | $18.93 | 9,341,407.0000 | 23,896,525 | 0.04% | 0.01% |
| Dec. 19, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 10529 | $18.35 | 9,338,031.0000 | 23,896,525 | 0.11% | 0.04% |
| Dec. 20, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 21800 | $18.94 | 9,363,207.0000 | 23,896,525 | 0.23% | 0.09% |
| Nov. 14, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 22242 | $16.97 | 8,980,658.0000 | 23,896,525 | 0.25% | 0.09% |
| Nov. 14, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 74157 | $16.19 | 8,958,416.0000 | 23,896,525 | 0.83% | 0.31% |
| Nov. 18, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 38114 | $17.96 | 9,296,018.0000 | 23,896,525 | 0.41% | 0.16% |
| Nov. 18, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 20181 | $18.42 | 9,316,199.0000 | 23,896,525 | 0.22% | 0.08% |
| Nov. 15, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 277246 | $17.09 | 9,257,904.0000 | 23,896,525 | 3.09% | 1.16% |
| Oct. 22, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 300000 | $33.59 | 4,593,121.0000 | 0 | 6.99% | 0.00% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Common Stock | 317879 | $0.00 | 8,884,259.0000 | 23,896,525 | 3.71% | 1.33% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Common Stock | 1801314 | $0.00 | 8,678,538.0000 | 23,896,525 | 26.19% | 7.54% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 5514 | $17.38 | 8,684,052.0000 | 23,896,525 | 0.06% | 0.02% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Common Stock | 2119193 | $0.00 | 8,884,259.0000 | 23,896,525 | 19.26% | 8.87% |
| Oct. 3, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 29847 | $18.25 | 8,713,899.0000 | 23,896,525 | 0.34% | 0.12% |
| Oct. 3, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 10249 | $19.01 | 8,724,148.0000 | 23,896,525 | 0.12% | 0.04% |
| Oct. 3, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 50489 | $20.18 | 8,774,637.0000 | 23,896,525 | 0.58% | 0.21% |
| Oct. 3, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 21278 | $21.17 | 8,795,915.0000 | 23,896,525 | 0.24% | 0.09% |
| Oct. 3, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 8043 | $21.86 | 8,803,958.0000 | 23,896,525 | 0.09% | 0.03% |
| Oct. 4, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 9892 | $21.35 | 8,813,850.0000 | 23,896,525 | 0.11% | 0.04% |
| Oct. 4, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 48880 | $22.35 | 8,862,730.0000 | 23,896,525 | 0.55% | 0.20% |
| Oct. 4, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 16650 | $23.57 | 8,879,380.0000 | 23,896,525 | 0.19% | 0.07% |
| Oct. 4, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 4879 | $23.93 | 8,884,259.0000 | 23,896,525 | 0.05% | 0.02% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Warrant (Right to Buy) | 133632 | $0.00 | 167,040.0000 | 23,896,525 | 44.44% | 0.56% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Warrant (Right to Buy) | 113587 | $0.00 | 167,040.0000 | 23,896,525 | 212.50% | 0.48% |
| Oct. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | J | Warrant (Right to Buy) | 20045 | $0.00 | 167,040.0000 | 23,896,525 | 13.64% | 0.08% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 1636832 | $0.00 | 8,678,538.0000 | 17,816,238 | 23.24% | 9.19% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 1307 | $0.00 | 8,678,538.0000 | 17,816,238 | 0.02% | 0.01% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Series B Non-Voting Convertible Preferred Stock | 1307 | $0.00 | 0.0000 | 17,816,238 | 100.00% | 0.01% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 721361 | $0.00 | 8,678,538.0000 | 17,816,238 | 9.07% | 4.05% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Series B Non-Voting Convertible Preferred Stock | 721361 | $0.00 | 0.0000 | 17,816,238 | 100.00% | 4.05% |
| Sept. 25, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Series B Non-Voting Convertible Preferred Stock | 1636832 | $0.00 | 0.0000 | 17,816,238 | 100.00% | 9.19% |
| Sept. 26, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 24531 | $28.16 | 4,267,652.0000 | 0 | 0.58% | 0.00% |
| Sept. 26, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 4070 | $30.10 | 4,290,721.0000 | 0 | 0.09% | 0.00% |
| Sept. 26, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 2400 | $30.87 | 4,293,121.0000 | 0 | 0.06% | 0.00% |
| Sept. 24, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | J | Common Stock | 1054759 | $0.00 | 4,243,121.0000 | 0 | 33.08% | 0.00% |
| Sept. 24, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | J | Common Stock | 1240893 | $0.00 | 4,293,121.0000 | 0 | 22.42% | 0.00% |
| Sept. 24, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | J | Common Stock | 186134 | $0.00 | 4,293,121.0000 | 0 | 4.53% | 0.00% |
| Sept. 26, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | P | Common Stock | 18999 | $29.13 | 4,286,651.0000 | 0 | 0.45% | 0.00% |
| Aug. 12, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 8016 | $12.72 | 6,319,038.0000 | 17,816,238 | 0.13% | 0.04% |
| July 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Series B Non-Voting Convertible Preferred Stock | 1307 | $20.00 | 2,359,500.0000 | 17,816,238 | 0.06% | 0.01% |
| July 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Series B Non-Voting Convertible Preferred Stock | 1636832 | $20.00 | 2,359,500.0000 | 17,816,238 | 226.50% | 9.19% |
| July 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Series B Non-Voting Convertible Preferred Stock | 721361 | $20.00 | 2,359,500.0000 | 17,816,238 | 44.04% | 4.05% |
| June 20, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | A | Common Stock | 2692005 | $0.00 | 4,243,121.0000 | 0 | 173.55% | 0.00% |
| June 20, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | A | Stock Option (Right to Buy) | 11760 | $0.00 | 11,760.0000 | 0 | 9999.99% | 0.00% |
| June 20, 2024 | Tectonic Therapeutic, Inc. | $TECX | SPRINGER TIMOTHY A | Not found | A | Common Stock | 1551116 | $0.00 | 4,243,121.0000 | 0 | 57.62% | 0.00% |
| April 8, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Series A Non-Voting Convertible Preferred Stock | 24785 | $0.00 | 0.0000 | 5,515,836 | 100.00% | 0.45% |
| April 8, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 826169 | $0.00 | 6,311,022.0000 | 5,515,836 | 15.06% | 14.98% |
| April 8, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Series A Non-Voting Convertible Preferred Stock | 123925 | $0.00 | 0.0000 | 5,515,836 | 100.00% | 2.25% |
| April 8, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 4130846 | $0.00 | 6,311,022.0000 | 5,515,836 | 189.47% | 74.89% |
| March 18, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 800 | $0.61 | 40,620,292.0000 | 5,397,597 | 0.00% | 0.01% |
| Jan. 17, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 800 | $0.69 | 40,602,692.0000 | 5,397,597 | 0.00% | 0.01% |
| Feb. 6, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 800 | $0.65 | 40,603,492.0000 | 5,397,597 | 0.00% | 0.01% |
| Feb. 7, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 2400 | $0.66 | 40,605,892.0000 | 5,397,597 | 0.01% | 0.04% |
| March 8, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 4800 | $0.66 | 40,610,692.0000 | 5,397,597 | 0.01% | 0.09% |
| March 11, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 1200 | $0.65 | 40,611,892.0000 | 5,397,597 | 0.00% | 0.02% |
| March 12, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 1200 | $0.61 | 40,613,092.0000 | 5,397,597 | 0.00% | 0.02% |
| March 13, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 3200 | $0.58 | 40,616,292.0000 | 5,397,597 | 0.01% | 0.06% |
| March 14, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 2000 | $0.53 | 40,618,292.0000 | 5,397,597 | 0.00% | 0.04% |
| March 15, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 1200 | $0.56 | 40,619,492.0000 | 5,397,597 | 0.00% | 0.02% |
| March 26, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Warrant (Right to Buy) | 1970443 | $0.00 | 0.0000 | 5,397,597 | 100.00% | 36.51% |
| March 26, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | M | Common Stock | 1970443 | $1.46 | 40,601,892.0000 | 5,397,597 | 5.10% | 36.51% |
| March 18, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 19044 | $0.60 | 38,631,449.0000 | 5,397,597 | 0.05% | 0.35% |
| March 15, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 537500 | $0.59 | 38,612,405.0000 | 5,397,597 | 1.41% | 9.96% |
| March 14, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | P | Common Stock | 648372 | $0.54 | 38,074,905.0000 | 5,397,597 | 1.73% | 12.01% |
| Jan. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Stock Option (Right to Buy) | 228000 | $0.00 | 228,000.0000 | 5,397,597 | 9999.99% | 4.22% |
| Jan. 2, 2024 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Common Stock | 178000 | $0.00 | 37,426,533.0000 | 5,397,597 | 0.48% | 3.30% |
| Nov. 15, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Series A Convertible Preferred Stock | 123925 | $403.47 | 148,710.4880 | 5,101,459 | 500.00% | 2.43% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 6410 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.13% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 10000 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.20% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 10000 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.20% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 75000 | $0.93 | 0.0000 | 5,101,459 | 100.00% | 1.47% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 40000 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.78% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 40000 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.78% |
| Nov. 13, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | D | Stock Option (Right to Buy) | 20000 | $0.00 | 0.0000 | 5,101,459 | 100.00% | 0.39% |
| Nov. 15, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Series A Convertible Preferred Stock | 24785 | $403.47 | 148,710.4880 | 5,101,459 | 20.00% | 0.49% |
| Jan. 2, 2023 | Cartesian Therapeutics, Inc. | $RNAC | SPRINGER TIMOTHY A | Director | A | Stock Option (Right to Buy) | 75000 | $0.00 | 75,000.0000 | 5,101,459 | 9999.99% | 1.47% |