Gabelli Funds’s Thermo Fisher Scientific TMO Stock Holding History

Gabelli Funds’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 Q1	$7.16M	Sell	14,570 -350	-2%	-$190K	0.05%	404
2025 Q4	$8.65M	Sell	14,920 -9,745	-40%	-$5.51M	0.06%	343
2025 Q3	$12M	Sell	24,665 -370	-1%	-$172K	0.08%	287
2025 Q2	$10.2M	Hold	25,035	–	–	0.07%	312
2025 Q1	$12.5M	Hold	25,035	–	–	0.09%	265
2024 Q4	$13M	Sell	25,035 -885	-3%	-$487K	0.1%	260
2024 Q3	$16M	Sell	25,920 -3,580	-12%	-$2.12M	0.12%	242
2024 Q2	$16.3M	Buy	29,500 +65	+0.2%	+$37.2K	0.12%	219
2024 Q1	$17.1M	Buy	29,435 +200	+0.7%	+$112K	0.13%	216
2023 Q4	$15.5M	Sell	29,235 -31,865	-52%	-$15.4M	0.12%	224
2023 Q3	$30.9M	Sell	61,100 -11,728	-16%	-$6.25M	0.25%	108
2023 Q2	$38M	Buy	72,828 +7,990	+12%	+$4.31M	0.29%	93
2023 Q1	$37.4M	Sell	64,838 -3,620	-5%	-$2.04M	0.28%	95
2022 Q4	$37.7M	Sell	68,458 -10,350	-13%	-$5.48M	0.29%	86
2022 Q3	$40M	Sell	78,808 -4,907	-6%	-$2.75M	0.33%	70
2022 Q2	$45.5M	Buy	83,715 +1,283	+2%	+$706K	0.35%	61
2022 Q1	$48.7M	Sell	82,432 -487	-0.6%	-$280K	0.32%	72
2021 Q4	$55.3M	Buy	82,919 +20,599	+33%	+$12.9M	0.35%	68
2021 Q3	$35.6M	Sell	62,320 -4,750	-7%	-$2.61M	0.24%	117
2021 Q2	$33.8M	Sell	67,070 -14,348	-18%	-$6.77M	0.22%	123
2021 Q1	$37.2M	Sell	81,418 -40,752	-33%	-$19.5M	0.25%	111
2020 Q4	$56.9M	Sell	122,170 -32,180	-21%	-$15.1M	0.41%	58
2020 Q3	$68.1M	Buy	154,350 +1,500	+1%	+$620K	0.53%	39
2020 Q2	$55.4M	Buy	152,850 +36,100	+31%	+$12.1M	0.45%	53
2020 Q1	$33.1M	Sell	116,750 -28,400	-20%	-$8.96M	0.3%	94
2019 Q4	$47.2M	Hold	145,150	–	–	0.31%	94
2019 Q3	$42.3M	Buy	145,150 +5,400	+4%	+$1.55M	0.28%	100
2019 Q2	$41M	Sell	139,750 -9,000	-6%	-$2.48M	0.26%	102
2019 Q1	$40.7M	Buy	148,750 +13,350	+10%	+$3.32M	0.26%	110
2018 Q4	$30.3M	Sell	135,400 -1,200	-0.9%	-$282K	0.21%	138
2018 Q3	$33.3M	Sell	136,600 -3,900	-3%	-$897K	0.19%	162
2018 Q2	$29.1M	Buy	140,500 +9,500	+7%	+$2.02M	0.17%	172
2018 Q1	$27M	Sell	131,000 -19,500	-13%	-$4.09M	0.16%	188
2017 Q4	$28.6M	Hold	150,500	–	–	0.16%	188
2017 Q3	$28.5M	Buy	150,500 +5,000	+3%	+$906K	0.16%	186
2017 Q2	$25.4M	Hold	145,500	–	–	0.15%	199
2017 Q1	$22.3M	Buy	145,500 +7,000	+5%	+$1.07M	0.13%	222
2016 Q4	$19.5M	Buy	138,500 +14,500	+12%	+$2.14M	0.12%	250
2016 Q3	$19.7M	Hold	124,000	–	–	0.12%	238
2016 Q2	$18.3M	Sell	124,000 -7,100	-5%	-$1.05M	0.11%	255
2016 Q1	$18.6M	Buy	131,100 +2,400	+2%	+$322K	0.11%	257
2015 Q4	$18.3M	Sell	128,700 -800	-0.6%	-$107K	0.11%	258
2015 Q3	$15.8M	Buy	129,500 +2,400	+2%	+$313K	0.09%	287
2015 Q2	$16.5M	Buy	127,100 +14,100	+12%	+$1.84M	0.09%	314
2015 Q1	$15.2M	Buy	113,000 +33,000	+41%	+$4.25M	0.08%	337
2014 Q4	$10M	Buy	80,000 +30,000	+60%	+$3.65M	0.05%	444
2014 Q3	$6.08M	Buy	+50,000	New	+$6.08M	0.03%	546

Other funds holding TMO

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Gabelli Funds's TMO Position: Q1 2026 in Review

Gabelli Funds reduced its Thermo Fisher Scientific (TMO) stake by 2.3% in Q1 2026, selling an estimated $190K and leaving 14,570 shares worth $7.16M. The position accounts for 0.05% of the portfolio, ranked #404.

Gabelli Funds first reported a position in TMO in Q3 2014 and has held it in 47 quarters since. The position peaked at $68.1M in Q3 2020. 2,588 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

Gabelli Funds held 14,570 shares of Thermo Fisher Scientific worth $7.16M as of Q1 2026.
Gabelli Funds sold 350 Thermo Fisher Scientific shares in Q1 2026, an estimated $190K.
Thermo Fisher Scientific made up 0.05% of Gabelli Funds's portfolio in Q1 2026, its #404 holding.
Gabelli Funds first reported a position in Thermo Fisher Scientific in Q3 2014 and has held it in 47 quarters since.
Gabelli Funds's Thermo Fisher Scientific position peaked at $68.1M in Q3 2020.
2,588 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Gabelli Funds's 13F filing for Q1 2026, filed 14 May 2026.