AIM
TMO icon

Aigen Investment Management’s Thermo Fisher Scientific TMO Stock Holding History

Aigen Investment Management’s Portfolio TMO Stock Details TMO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.16M Sell
4,316
-2,685
-38% -$1.29M 0.59% 35
2026
Q1 		$3.44M Buy
+7,001
New +$3.8M 0.88% 14
2025
Q4 		– Sell
-905
Closed -$439K – 978
2025
Q3 		$439K Sell
905
-10,010
-92% -$4.66M 0.07% 429
2025
Q2 		$4.43M Buy
10,915
+6,478
+146% +$2.71M 0.61% 21
2025
Q1 		$2.21M Buy
4,437
+1,206
+37% +$653K 0.35% 64
2024
Q4 		$1.68M Buy
+3,231
New +$1.78M 0.3% 87
2024
Q3 		– Sell
-1,162
Closed -$643K – 1013
2024
Q2 		$643K Buy
+1,162
New +$666K 0.13% 237
2024
Q1 		– Sell
-4,442
Closed -$2.36M – 1014
2023
Q4 		$2.36M Buy
4,442
+2,284
+106% +$1.11M 0.42% 42
2023
Q3 		$1.09M Buy
+2,158
New +$1.15M 0.21% 142
2023
Q2 		– Sell
-644
Closed -$371K – 963
2023
Q1 		$371K Buy
+644
New +$363K 0.05% 374
2022
Q1 		– Sell
-3,376
Closed -$2.15M – 1071
2021
Q4 		$2.15M Buy
3,376
+1,912
+131% +$1.19M 0.13% 206
2021
Q3 		$836K Sell
1,464
-26,449
-95% -$14.5M 0.16% 165
2021
Q2 		$14.1M Buy
27,913
+16,507
+145% +$7.79M 2.46% 3
2021
Q1 		$5.21M Buy
+11,406
New +$5.44M 0.69% 35
2020
Q4 		– Sell
-8,669
Closed -$3.83M – 1054
2020
Q3 		$3.83M Buy
8,669
+7,762
+856% +$3.21M 0.49% 29
2020
Q2 		$329K Sell
907
-37,704
-98% -$12.6M 0.04% 595
2020
Q1 		$10.9M Buy
38,611
+36,341
+1,601% +$11.5M 1.45% 1
2019
Q4 		$737K Buy
+2,270
New +$688K 0.12% 243

Other funds holding TMO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Aigen Investment Management's TMO Position: Q2 2026 in Review

Aigen Investment Management reduced its Thermo Fisher Scientific (TMO) stake by 38% in Q2 2026, selling an estimated $1.29M and leaving 4,316 shares worth $2.16M. The position accounts for 0.59% of the portfolio, ranked #35.

Aigen Investment Management first reported a position in TMO in Q4 2019 and has held it in 18 quarters since. The position peaked at $14.1M in Q2 2021. 2,609 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Aigen Investment Management held 4,316 shares of Thermo Fisher Scientific worth $2.16M as of Q2 2026.
  • Aigen Investment Management sold 2,685 Thermo Fisher Scientific shares in Q2 2026, an estimated $1.29M.
  • Thermo Fisher Scientific made up 0.59% of Aigen Investment Management's portfolio in Q2 2026, its #35 holding.
  • Aigen Investment Management first reported a position in Thermo Fisher Scientific in Q4 2019 and has held it in 18 quarters since.
  • Aigen Investment Management's Thermo Fisher Scientific position peaked at $14.1M in Q2 2021.
  • 2,609 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

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