RhumbLine Advisers
TECX

RhumbLine Advisers’s Tectonic Therapeutic TECX Stock Holding History

RhumbLine Advisers’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
Q1 		$434K Sell
14,027
-169
-1% -$4.16K ﹤0.01% 2704
2025
Q4 		$296K Sell
14,196
-1,797
-11% -$33.4K ﹤0.01% 2979
2025
Q3 		$251K Buy
15,993
+18
+0.1% +$371 ﹤0.01% 3106
2025
Q2 		$317K Buy
15,975
+15,875
+15,875% +$322K ﹤0.01% 2955
2025
Q1 		$1.77K Hold
100
– – ﹤0.01% 3996
2024
Q4 		$4.62K Hold
100
– – ﹤0.01% 3965
2024
Q3 		$3.03K Hold
100
– – ﹤0.01% 4030
2024
Q2 		$1.65K Sell
100
-1
-1% -$16 ﹤0.01% 4201
2024
Q1 		$1.55K Hold
101
– – ﹤0.01% 4110
2023
Q4 		$1.64K Hold
101
– – ﹤0.01% 4110
2023
Q3 		$1.86K Hold
101
– – ﹤0.01% 4117
2023
Q2 		$1.15K Buy
+101
New +$1.14K ﹤0.01% 4276
2022
Q2 		– Sell
-3,882
Closed -$61K – 3256
2022
Q1 		$61K Sell
3,882
-390
-9% -$8.06K ﹤0.01% 2959
2021
Q4 		$197K Sell
4,272
-57
-1% -$3.27K ﹤0.01% 2839
2021
Q3 		$290K Buy
4,329
+168
+4% +$13.8K ﹤0.01% 2781
2021
Q2 		$444K Buy
4,161
+1,075
+35% +$127K ﹤0.01% 2614
2021
Q1 		$470K Sell
3,086
-79
-2% -$12.8K ﹤0.01% 2522
2020
Q4 		$529K Buy
3,165
+191
+6% +$34K ﹤0.01% 2423
2020
Q3 		$465K Sell
2,974
-324
-10% -$65.3K ﹤0.01% 2322
2020
Q2 		$691K Buy
3,298
+1,254
+61% +$258K ﹤0.01% 2200
2020
Q1 		$382K Buy
2,044
+213
+12% +$50.2K ﹤0.01% 2287
2019
Q4 		$442K Buy
1,831
+90
+5% +$17.4K ﹤0.01% 2420
2019
Q3 		$295K Buy
1,741
+214
+14% +$48.4K ﹤0.01% 2590
2019
Q2 		$298K Buy
1,527
+408
+36% +$88K ﹤0.01% 2608
2019
Q1 		$296K Buy
+1,119
New +$205K ﹤0.01% 2559
2018
Q4 		– Sell
-378
Closed -$235K – 2985
2018
Q3 		$235K Buy
+378
New +$168K ﹤0.01% 2653

Other funds holding TECX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $360M AUM 345.76% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return

RhumbLine Advisers's TECX Position: Q1 2026 in Review

RhumbLine Advisers reduced its Tectonic Therapeutic (TECX) stake by 1.2% in Q1 2026, selling an estimated $4.16K and leaving 14,027 shares worth $434K. The position accounts for ﹤0.01% of the portfolio, ranked #2704.

RhumbLine Advisers first reported a position in TECX in Q3 2018 and has held it in 26 quarters since. The position peaked at $691K in Q2 2020. 111 funds tracked by Wall St. Rank hold TECX as of Q1 2026.

  • RhumbLine Advisers held 14,027 shares of Tectonic Therapeutic worth $434K as of Q1 2026.
  • RhumbLine Advisers sold 169 Tectonic Therapeutic shares in Q1 2026, an estimated $4.16K.
  • Tectonic Therapeutic made up ﹤0.01% of RhumbLine Advisers's portfolio in Q1 2026, its #2704 holding.
  • RhumbLine Advisers first reported a position in Tectonic Therapeutic in Q3 2018 and has held it in 26 quarters since.
  • RhumbLine Advisers's Tectonic Therapeutic position peaked at $691K in Q2 2020.
  • 111 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q1 2026.

Based on RhumbLine Advisers's 13F filing for Q1 2026, filed 12 May 2026.