SPRINGER TIMOTHY A

CIK 00010556244 companiesCHESTNUT HILL, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001055624

Recent Transactions

50 trades

Award
Cartesian Therapeutics, Inc.$RNAC
Stock Option (Right to Buy)
2026-01-02+7,800→ 7,800 total
Award
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2026-01-02+2,600→ 8,646,285 total
Award
Tectonic Therapeutic, Inc.$TECX
Stock Option (Right to Buy)
2025-06-09+10,200→ 10,200 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-11$10.77/sh+6,412→ 8,643,685 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-11$16.31/sh+53,706→ 1,503,358 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-11$16.31/sh+9,478→ 4,334,846 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-11$10.77/sh+36,338→ 656,513 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-10$10.92/sh+609→ 8,637,273 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-10$16.73/sh+45,858→ 1,449,652 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-10$10.92/sh+3,451→ 620,175 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-10$10.43/sh+7,966→ 8,636,664 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-10$10.43/sh+45,144→ 616,724 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-10$16.73/sh+8,092→ 4,325,368 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-09$14.62/sh+2,861→ 4,316,419 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-09$9.43/sh+7,342→ 8,628,667 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-09$15.23/sh+4,856→ 1,403,794 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-09$9.43/sh+41,604→ 571,402 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-09$15.23/sh+857→ 4,317,276 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-09$9.95/sh+178→ 571,580 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-04-09$9.95/sh+31→ 8,628,698 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-09$14.62/sh+16,215→ 1,398,938 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-07$17.10/sh+87,500→ 4,313,558 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-04-07$17.10/sh+412,500→ 1,382,723 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-03-20$15.59/sh+54,889→ 8,621,325 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-03-19$14.97/sh+20,234→ 8,566,436 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-03-18$14.42/sh+14,740→ 8,546,202 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-02-05$50.00/sh+660,000→ 970,223 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2025-02-05$54.14/sh+129,294→ 4,226,058 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-01-14$18.00/sh+4,022→ 8,531,462 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-01-13$16.86/sh+7,962→ 8,518,457 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-01-13$17.78/sh+8,983→ 8,527,440 total
Award
Cartesian Therapeutics, Inc.$RNAC
Stock Option (Right to Buy)
2025-01-02+7,800→ 7,800 total
Award
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2025-01-02+2,600→ 8,510,495 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-12-23$19.00/sh+5,181→ 8,507,895 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-12-20$18.94/sh+21,800→ 8,502,714 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-12-19$18.35/sh+10,529→ 8,477,538 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-12-19$18.93/sh+3,376→ 8,480,914 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-12-19$17.39/sh+11,303→ 8,467,009 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-11-18$18.42/sh+20,181→ 8,455,706 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-11-18$17.96/sh+38,114→ 8,435,525 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-11-15$17.09/sh+277,246→ 8,397,411 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-11-14$16.97/sh+22,242→ 8,120,165 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-11-14$16.19/sh+74,157→ 8,097,923 total
Purchase
Tectonic Therapeutic, Inc.$TECX
Common Stock
2024-10-22$33.59/sh+300,000→ 4,096,764 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-04$23.93/sh+4,879→ 8,023,766 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-04$23.57/sh+16,650→ 8,018,887 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-04$22.35/sh+48,880→ 8,002,237 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-04$21.35/sh+9,892→ 7,953,357 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-03$21.86/sh+8,043→ 7,943,465 total
Purchase
Cartesian Therapeutics, Inc.$RNAC
Common Stock
2024-10-03$19.01/sh+10,249→ 7,863,655 total

Companies

Recent Filings

Address

36 WOODMAN ROAD

CHESTNUT HILL, MA, 02467

View on SEC.gov