Ticker · CUSIP 878972108

TECX

TECTONIC THERAPEUTIC INC
···Share
Holders (tracked)
7
Combined shares
1,335,998
Combined value
$27.87M
Last close
$29.51
Quarter
2025Q4
Price · 1Y$29.51+12.49 (+73.38%)H $35.87 · L $14.71 · Avg Vol 353K
Position opened
$15.00$20.00$25.00$30.00$35.00VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 7.
732024Q22025Q4
Price is +41.5% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

11 events
  1. +19,229 shares · 2025Q4
    Position
  2. +120,250 shares · 2025Q4
    Position
  3. +62,650 shares · 2025Q4
    Position
  4. +70,577 shares · 2025Q4
    Position
  5. +17 shares · 2025Q4
    Position
  6. −93,400 shares · 2025Q4
    Position
  7. +8,817 shares · 2025Q3
    Position
  8. +163,281 shares · 2025Q3
    Position
  9. +190,723 shares · 2025Q3
    Position
  10. −18,322 shares · 2025Q3
    Position
  11. +6,413 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of TECX…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
Steve Cohen (Point72)2025Q1$17.52+68.5%$14.5M
Wellington Management2025Q1$17.75+66.3%$1.1M
Izzy Englander (Millennium Mgmt)2024Q4$18.13+62.8%$8.9M
Ken Griffin (Citadel Advisors)2025Q1$20.60+43.3%$1.3M
Ken Griffin (Citadel Advisors)2025Q1$20.60+43.3%$1.3M
Ken Griffin (Citadel Advisors)2025Q1$20.60+43.3%$1.3M
D.E. Shaw & Co.2025Q4$20.86+41.5%$3.5M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions1
Trimmed0
Exited1

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2024Q2
3
$2.5M
2024Q3
2
$2.1M
2024Q4
2
$3.6M
2025Q1
6
$12.5M
2025Q2
6
$12.0M
2025Q3
5
$17.1M
2025Q4
7
$27.9M

Who owns TECX

7 super-investors · 2025Q4
Tracked stake
1.34M
shares
Combined value
$28M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added6
#ManagerSharesValue
1Steve Cohen
Point72
492.3K$10M
2Ken Griffin
Citadel Advisors
317.6K$7M
3Izzy Englander
Millennium Mgmt
300.8K$6M
4D.E. Shaw & Co.120.3K$3M
5Ken Griffin
Citadel Advisors
44.7K$932K
6Wellington Management37.4K$780K
7Ken Griffin
Citadel Advisors
22.9K$478K

Recent moves

20 transactions
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