SEC Insider Transactions from Collier Michael Manning.

Last updated: 2026-03-31 15:08 UTC | Total transactions: 68

Collier Michael Manning has filed 68 insider transactions across 1 company since February 2023.

Most recent transaction: a tax payment of 1774 shares of HEALTHSTREAM INC ($HSTM) on March 30, 2026.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 1774 $21.25 60,293.0000 29,652,000 2.86% 0.01%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 7285 $0.00 62,067.0000 29,652,000 13.30% 0.02%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 3445 $0.00 4,306.0000 29,652,000 44.45% 0.01%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 2067 $0.00 0.0000 29,652,000 100.00% 0.01%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 857 $0.00 1,000.0000 29,652,000 46.15% 0.00%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 560 $0.00 1,820.0000 29,652,000 23.53% 0.00%
March 30, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 356 $0.00 2,020.0000 29,652,000 14.98% 0.00%
March 18, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 3639 $0.00 3,639.0000 29,652,000 9999.99% 0.01%
Feb. 27, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1803 $0.00 10,220.0000 29,652,000 15.00% 0.01%
Feb. 27, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 5403 $0.00 56,384.0000 29,652,000 10.60% 0.02%
Feb. 27, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 1602 $22.09 54,782.0000 29,652,000 2.84% 0.01%
Feb. 27, 2026 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 3600 $0.00 8,100.0000 29,652,000 30.77% 0.01%
Dec. 9, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 3134 $0.00 3,134.0000 29,652,000 9999.99% 0.01%
Dec. 9, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Employee Stock Option (right to buy) 9402 $0.00 9,402.0000 29,652,000 9999.99% 0.03%
Oct. 30, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 895 $0.00 1,044.0000 29,652,000 46.16% 0.00%
Oct. 30, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 895 $0.00 51,199.0000 29,652,000 1.78% 0.00%
Oct. 30, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 218 $25.83 50,981.0000 29,652,000 0.43% 0.00%
Sept. 29, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 1087 $0.00 50,569.0000 29,897,000 2.20% 0.00%
Sept. 29, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 265 $29.08 50,304.0000 29,897,000 0.52% 0.00%
Sept. 29, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 703 $0.00 2,285.0000 29,897,000 23.53% 0.00%
Sept. 29, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 384 $0.00 2,176.0000 29,897,000 15.00% 0.00%
Sept. 24, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 2586 $0.00 2,586.0000 29,897,000 9999.99% 0.01%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1825 $0.00 0.0000 30,432,000 100.00% 0.01%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 1957 $31.90 49,482.0000 30,432,000 3.80% 0.01%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 8033 $0.00 51,439.0000 30,432,000 18.51% 0.03%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 3445 $0.00 7,751.0000 30,432,000 30.77% 0.01%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 420 $0.00 2,380.0000 30,432,000 15.00% 0.00%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 571 $0.00 1,857.0000 30,432,000 23.52% 0.00%
March 28, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1772 $0.00 2,067.0000 30,432,000 46.16% 0.01%
March 19, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 2376 $0.00 2,376.0000 30,432,000 9999.99% 0.01%
Feb. 27, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 3600 $0.00 44,453.0000 30,432,000 8.81% 0.01%
Feb. 27, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 1047 $32.37 43,406.0000 30,432,000 2.36% 0.00%
Feb. 27, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 3600 $0.00 11,700.0000 30,432,000 23.53% 0.01%
Feb. 27, 2025 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 12023 $0.00 12,023.0000 30,432,000 9999.99% 0.04%
Oct. 30, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 597 $0.00 1,939.0000 30,415,000 23.54% 0.00%
Oct. 30, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 146 $28.95 40,853.0000 30,415,000 0.36% 0.00%
Oct. 30, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 597 $0.00 40,999.0000 30,415,000 1.48% 0.00%
Sept. 27, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 527 $0.00 2,988.0000 30,408,000 14.99% 0.00%
Sept. 27, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 527 $0.00 40,531.0000 30,408,000 1.32% 0.00%
Sept. 27, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 129 $28.31 40,402.0000 30,408,000 0.32% 0.00%
Sept. 18, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 2560 $0.00 2,560.0000 30,408,000 9999.99% 0.01%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 2744 $0.00 0.0000 30,300,000 100.00% 0.01%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1181 $0.00 3,839.0000 30,300,000 23.53% 0.00%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 429 $0.00 2,428.0000 30,300,000 15.02% 0.00%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 3444 $0.00 11,196.0000 30,300,000 23.52% 0.01%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1565 $0.00 1,825.0000 30,300,000 46.17% 0.01%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 9363 $0.00 42,284.0000 30,300,000 28.44% 0.03%
March 25, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 2280 $26.43 40,004.0000 30,300,000 5.39% 0.01%
March 20, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 2800 $0.00 2,800.0000 30,300,000 9999.99% 0.01%
Feb. 23, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 2700 $0.00 15,300.0000 30,300,000 15.00% 0.01%
Feb. 23, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 658 $26.81 32,921.0000 30,300,000 1.96% 0.00%
Feb. 23, 2024 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 2700 $0.00 33,579.0000 30,300,000 8.74% 0.01%
Oct. 27, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 447 $0.00 2,536.0000 30,579,000 14.98% 0.00%
Oct. 27, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 109 $25.14 30,879.0000 30,579,000 0.35% 0.00%
Oct. 27, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 447 $0.00 30,988.0000 30,579,000 1.46% 0.00%
Sept. 20, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 3515 $0.00 3,515.0000 30,579,000 9999.99% 0.01%
Sept. 20, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 875 $0.00 30,755.0000 30,579,000 2.93% 0.00%
Sept. 20, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 875 $0.00 0.0000 30,579,000 100.00% 0.00%
Sept. 20, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 214 $21.32 30,541.0000 30,579,000 0.70% 0.00%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 886 $0.00 5,020.0000 30,579,000 15.00% 0.00%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Common Stock Holding 8300 $0.00 31,902.0000 30,579,000 35.17% 0.03%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 2584 $0.00 14,640.0000 30,579,000 15.00% 0.01%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1043 $0.00 3,390.0000 30,579,000 23.53% 0.00%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 2351 $0.00 2,744.0000 30,579,000 46.14% 0.01%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President M Restricted Share Units 1436 $0.00 0.0000 30,579,000 100.00% 0.00%
March 22, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 2857 $0.00 2,857.0000 30,579,000 9999.99% 0.01%
March 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President F Common Stock Holding 2022 $26.25 29,880.0000 30,579,000 6.34% 0.01%
Feb. 23, 2023 HEALTHSTREAM INC $HSTM Collier Michael Manning Executive Vice President A Restricted Share Units 18000 $0.00 18,000.0000 30,579,000 9999.99% 0.06%