Gritstone bio, Inc.
GRTSDelisted Mar 5, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001656634
Gritstone bio, Inc. was delisted on Mar 5, 2025; its insiders filed their last Form 4 on Apr 8, 2025; 56 institutions reported holding it in 13F filings for Q3 2024, worth $20.7M in total; no superinvestor held it.
Key figures
- Insider buys
- 0
- Open market, last 90 days
- Insider sells
- 0
- Open market, last 90 days
- 13F holders
- 56
- Q3 2024, −22 vs. previous quarter
- 13F value
- $20.7M
- Reported value at the end of Q3 2024
- Superinvestors holding
- 0
- At the end of Q3 2024
Superinvestors holding GRTS, Q3 2024
No superinvestor reported holding GRTS at the end of Q3 2024.
Latest insider trades
Open-market purchases and sales by Gritstone bio, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 20, 2024 (view filing)4:15 PM ET | Dec 18 | 2 days | Economides VassilikiEVP, CHIEF FINANCIAL OFFICER | SSale | −12.0K | $0.015 | −$180 | −4.6%250.4K after | |
| May 17, 2024 (view filing) | May 16 | 1 day | Allen Andrew RPRESIDENT AND CEO | SSale | −24.3K | $0.75 | −$18.2K | −2.4%985.4K after | |
| May 17, 2024 (view filing) | May 16 | 1 day | Jones ErinEVP, CHIEF OPERATING OFFICER | SSale | −13.7K | $0.75 | −$10.3K | −3.7%359.3K after | |
| May 17, 2024 (view filing) | May 16 | 1 day | Jooss KarinSEE REMARKS | SSale | −13.7K | $0.75 | −$10.3K | −2.0%683.5K after | |
| May 17, 2024 (view filing) | May 16 | 1 day | Hawryluk MatthewEVP, CHIEF BUSINESS OFFICER | SSale | −9.26K | $0.75 | −$6.94K | −2.9%313.9K after | |
| May 17, 2024 (view filing) | May 16 | 1 day | Economides VassilikiEVP, CHIEF FINANCIAL OFFICER | SSale | −13.7K | $0.75 | −$10.3K | −5.0%262.4K after | |
| May 24, 2023 (view filing) | May 23 | 1 day | Economides VassilikiSee Remarks | PPurchase | +12.0K | $1.90 | +$22.8K | +5.9%214.1K after | |
| Dec 3, 2021 (view filing)4:47 PM ET | Dec 1 | 2 days | Jones ErinChief Operating Officer | SSale | −1.00K | $13.01 | −$13.0K | −2.1%45.9K after | |
| Dec 3, 2021 (view filing)4:45 PM ET | Nov 1 | 32 days | Jones ErinChief Operating Officer | SSale | −1.00K | $11.14 | −$11.1K | −2.1%45.9K after | Amended |
| Dec 3, 2021 (view filing)4:43 PM ET | Oct 1-4 | 63 days | Jones ErinSee Remarks | SSale | −2.00K | $10.70 | −$21.4K | −4.2%45.9K after | Amended2 lots |
Top 10 13F holders, Q3 2024
The largest institutional positions in Gritstone bio, Inc. at the end of Q3 2024; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 10,295,665 | $5.97M | 0.00% | +5,841,638+131.2% | Added |
| Redmile Group, LLC | 4,920,178 | $2.85M | 0.17% | −187,554−3.7% | Reduced |
| Vanguard Group Inc | 4,643,928 | $2.69M | 0.00% | 00.0% | Unchanged |
| Versant Venture Management, LLC | 3,561,150 | $2.07M | 3.25% | 00.0% | Unchanged |
| Siren, L.L.C. | 3,318,093 | $1.92M | 0.10% | +3,318,093 | New |
| Geode Capital Management, LLC | 1,246,527 | $723.0K | 0.00% | +200,857+19.2% | Added |
| Deutsche Bank AG | 1,245,470 | $722.4K | 0.00% | −1,983,502−61.4% | Reduced |
| Millennium Management LLC | 1,140,508 | $661.4K | 0.00% | +32,332+2.9% | Added |
| BlackRock, Inc. | 870,271 | $504.7K | 0.00% | +870,271 | New |
| Freestone Capital Holdings, LLC | 789,719 | $458.0K | 0.02% | +557,061+239.4% | Added |