Vanguard Group
TOMZ icon

Vanguard Group’s TOMI Environmental Solutions TOMZ Stock Holding History

Vanguard Group’s Portfolio TOMZ Stock Details TOMZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$483K Buy
206,204
+5,394
+3% +$13.9K ﹤0.01% 3948
2025
Q3 		$621K Buy
200,810
+15,651
+8% +$44.5K ﹤0.01% 3902
2025
Q2 		$589K Hold
185,159
– – ﹤0.01% 3882
2025
Q1 		$455K Hold
185,159
– – ﹤0.01% 3909
2024
Q4 		$583K Hold
185,159
– – ﹤0.01% 3900
2024
Q3 		$440K Hold
185,159
– – ﹤0.01% 4003
2024
Q2 		$487K Hold
185,159
– – ﹤0.01% 4014
2024
Q1 		$378K Hold
185,159
– – ﹤0.01% 4076
2023
Q4 		$561K Buy
185,159
+406
+0.2% +$1.19K ﹤0.01% 3997
2023
Q3 		$494K Buy
184,753
+14
+0% +$39 ﹤0.01% 4055
2023
Q2 		$369K Hold
184,739
– – ﹤0.01% 4194
2023
Q1 		$370K Hold
184,739
– – ﹤0.01% 4202
2022
Q4 		$273K Buy
184,739
+138
+0.1% +$272 ﹤0.01% 4244
2022
Q3 		$393K Buy
184,601
+33,605
+22% +$83.7K ﹤0.01% 4280
2022
Q2 		$322K Hold
150,996
– – ﹤0.01% 4390
2022
Q1 		$411K Sell
150,996
-35,389
-19% -$115K ﹤0.01% 4430
2021
Q4 		$922K Buy
186,385
+137,952
+285% +$614K ﹤0.01% 4286
2021
Q3 		$198K Buy
48,433
+1,477
+3% +$9.56K ﹤0.01% 4487
2021
Q2 		$406K Buy
46,956
+9,993
+27% +$94.5K ﹤0.01% 4302
2021
Q1 		$449K Buy
+36,963
New +$508K ﹤0.01% 4150

Other funds holding TOMZ

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
CL
Choreo LLC Rockford, Illinois $8.15B AUM 20.12% 1-Year Est. Return
DS
DRW Securities Chicago, Illinois $7.21B AUM 20.54% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
SIG
Spinnaker Investment Group Newport Beach, California $624M AUM 17.54% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $71.6B AUM 21.08% 1-Year Est. Return

Vanguard Group's TOMZ Position: Q4 2025 in Review

Vanguard Group increased its TOMI Environmental Solutions (TOMZ) stake by 2.7% in Q4 2025, buying an estimated $13.9K and bringing the position to 206,204 shares worth $483K. The position accounts for ﹤0.01% of the portfolio, ranked #3948.

Vanguard Group first reported a position in TOMZ in Q1 2021 and has held it in 20 quarters since. The position peaked at $922K in Q4 2021. 17 funds tracked by Wall St. Rank hold TOMZ as of Q4 2025.

  • Vanguard Group held 206,204 shares of TOMI Environmental Solutions worth $483K as of Q4 2025.
  • Vanguard Group bought 5,394 TOMI Environmental Solutions shares in Q4 2025, an estimated $13.9K.
  • TOMI Environmental Solutions made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #3948 holding.
  • Vanguard Group first reported a position in TOMI Environmental Solutions in Q1 2021 and has held it in 20 quarters since.
  • Vanguard Group's TOMI Environmental Solutions position peaked at $922K in Q4 2021.
  • 17 funds tracked by Wall St. Rank held TOMI Environmental Solutions as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.