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Ironwood Investment Management’s Costco COST Stock Holding History

Ironwood Investment Management’s Portfolio COST Stock Details COST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$916K Buy
+919
New +$896K 0.38% 85
2017
Q2 		– Sell
-1,703
Closed -$286K – 166
2017
Q1 		$286K Buy
1,703
+20
+1% +$3.35K 0.21% 142
2016
Q4 		$269K Sell
1,683
-30
-2% -$4.58K 0.2% 145
2016
Q3 		$261K Buy
1,713
+362
+27% +$58.5K 0.2% 146
2016
Q2 		$212K Buy
1,351
+8
+0.6% +$1.21K 0.16% 152
2016
Q1 		$212K Buy
+1,343
New +$204K 0.14% 152

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $147M AUM 25.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Ironwood Investment Management's COST Position: Q1 2026 in Review

Ironwood Investment Management opened a new position in Costco (COST) in Q1 2026: 919 shares worth $916K. The stake represents 0.38% of the portfolio and ranks #85 among its holdings. This is a return to the name: Ironwood Investment Management previously reported a position in COST as recently as Q1 2017.

Ironwood Investment Management first reported a position in COST in Q1 2016 and has held it in 6 quarters since. 4,247 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Ironwood Investment Management held 919 shares of Costco worth $916K as of Q1 2026.
  • Costco was a new Ironwood Investment Management position in Q1 2026.
  • Costco made up 0.38% of Ironwood Investment Management's portfolio in Q1 2026, its #85 holding.
  • Ironwood Investment Management first reported a position in Costco in Q1 2016 and has held it in 6 quarters since.
  • 4,247 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Ironwood Investment Management's 13F filing for Q1 2026, filed 15 May 2026.