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Osisko Development Corp

Held by 6 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 68828E809 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide

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In plain English: 6 of the investors we track own this stock. In the latest quarter, 3 of them bought more of it and 4 sold some or all of theirs. That tells you what they did last quarter — not what the stock will do next.

Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer

Managers holding
6
-1 vs last quarter (like-for-like)
Total value held
$9.14M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.0%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
-$6.28M
-40.7% vs last quarter
Net shares bought
-1.0M
Est. net flow -$2.58M
Quarter activity
3 bought · 4 sold
0 new · 1 sold out

Tracked capital in this stock

Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).

Chart: Tracked capital in this stock

Aggregate buying and selling

Net share change reported each quarter

Chart: Aggregate buying and selling

Who owns Osisko Development Corp?

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Who owns Osisko Development Corp? — Q2 2026

Holders ranked by position size, with each one's quarter-over-quarter change.

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

# Manager Fund Shares Value % of their portfolio QoQ Δ shares Δ shares % Est. Δ value ↓ ⓘChange in shares × this quarter's price
2 Jim Simons Renaissance Technologies 867.47K $2.13M 0.0% Added +407.6K +88.6% +$1.00M
1 Two Sigma Two Sigma Investments 1.80M $4.43M 0.0% Added +87.4K +5.1% +$215.07K
5 Israel Englander Millennium Management 145.19K $357.17K 0.0% Added +72.4K +99.4% +$178.05K
3 Ken Griffin Citadel Advisors 560.51K $1.38M 0.0% Reduced -42.6K -7.1% -$104.81K
6 David Shaw D.E. Shaw & Co. 60.34K $148.45K 0.0% Reduced -373.0K -86.1% -$917.66K
4 John Ciampaglia & Eric Sprott Sprott Inc 279.97K $688.73K 0.0% Reduced -1.1M -80.0% -$2.75M

Sold out completely this quarter

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

Manager Fund Shares sold Value last quarter ↓
Mario Gabelli GAMCO Investors -61.6K $200.30K

Politician trades

Politician trades in this stock

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No politician trades match these filters.