IE
TECX

Israel Englander’s Tectonic Therapeutic TECX Stock Holding History

Israel Englander’s Portfolio TECX Stock Details TECX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.69M Buy
165,525
+107,177
+184% +$3.15M ﹤0.01% 2869
2026
Q1 		$1.8M Sell
58,348
-242,472
-81% -$5.97M ﹤0.01% 3967
2025
Q4 		$6.28M Buy
300,820
+62,650
+26% +$1.16M ﹤0.01% 2761
2025
Q3 		$3.74M Buy
238,170
+163,281
+218% +$3.37M ﹤0.01% 3441
2025
Q2 		$1.49M Sell
74,889
-163,049
-69% -$3.31M ﹤0.01% 4123
2025
Q1 		$4.21M Buy
237,938
+209,145
+726% +$6.82M ﹤0.01% 3035
2024
Q4 		$1.33M Buy
+28,793
New +$1.22M ﹤0.01% 3968
2023
Q4 		– Sell
-2,989
Closed -$55.2K – 6632
2023
Q3 		$55.2K Sell
2,989
-12,144
-80% -$215K ﹤0.01% 5458
2023
Q2 		$173K Buy
15,133
+505
+3% +$5.71K ﹤0.01% 5177
2023
Q1 		$176K Sell
14,628
-42,762
-75% -$595K ﹤0.01% 5227
2022
Q4 		$491K Sell
57,390
-1,738
-3% -$15.3K ﹤0.01% 4761
2022
Q3 		$456K Sell
59,128
-7,082
-11% -$78.6K ﹤0.01% 5039
2022
Q2 		$731K Buy
66,210
+22,507
+51% +$265K ﹤0.01% 4658
2022
Q1 		$692K Sell
43,703
-9,328
-18% -$193K ﹤0.01% 4869
2021
Q4 		$2.45M Sell
53,031
-16,965
-24% -$975K ﹤0.01% 3582
2021
Q3 		$4.69M Buy
69,996
+22,636
+48% +$1.86M ﹤0.01% 2939
2021
Q2 		$5.05M Sell
47,360
-9,814
-17% -$1.16M ﹤0.01% 2743
2021
Q1 		$8.71M Sell
57,174
-17,315
-23% -$2.82M 0.01% 1939
2020
Q4 		$12.5M Buy
74,489
+15,484
+26% +$2.75M 0.01% 1505
2020
Q3 		$9.22K Buy
59,005
+14,092
+31% +$2.84M 0.01% 1333
2020
Q2 		$9.4M Buy
44,913
+6,113
+16% +$1.26M 0.01% 1255
2020
Q1 		$7.25M Buy
38,800
+25,352
+189% +$5.97M 0.02% 1072
2019
Q4 		$3.25M Buy
+13,448
New +$2.59M ﹤0.01% 2263
2019
Q3 		– Sell
-2,501
Closed -$488K – 4621
2019
Q2 		$488K Buy
+2,501
New +$539K ﹤0.01% 3256
2018
Q4 		– Sell
-29,240
Closed -$18.2M – 4256
2018
Q3 		$18.2M Buy
29,240
+11,665
+66% +$5.17M 0.02% 891
2018
Q2 		$6.02M Buy
+17,575
New +$6.34M 0.01% 1676

Other funds holding TECX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $288M AUM 313.93% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return

Israel Englander's TECX Position: Q2 2026 in Review

Israel Englander increased its Tectonic Therapeutic (TECX) stake by 184% in Q2 2026, buying an estimated $3.15M and bringing the position to 165,525 shares worth $5.69M. The position accounts for ﹤0.01% of the portfolio, ranked #2869.

Israel Englander first reported a position in TECX in Q2 2018 and has held it in 26 quarters since. The position peaked at $18.2M in Q3 2018. 122 funds tracked by Wall St. Rank hold TECX as of Q2 2026.

  • Israel Englander held 165,525 shares of Tectonic Therapeutic worth $5.69M as of Q2 2026.
  • Israel Englander bought 107,177 Tectonic Therapeutic shares in Q2 2026, an estimated $3.15M.
  • Tectonic Therapeutic made up ﹤0.01% of Israel Englander's portfolio in Q2 2026, its #2869 holding.
  • Israel Englander first reported a position in Tectonic Therapeutic in Q2 2018 and has held it in 26 quarters since.
  • Israel Englander's Tectonic Therapeutic position peaked at $18.2M in Q3 2018.
  • 122 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.