diff --git a/chain/stmgr/stmgr.go b/chain/stmgr/stmgr.go
index f4943cba3..513dfbeab 100644
--- a/chain/stmgr/stmgr.go
+++ b/chain/stmgr/stmgr.go
@@ -787,7 +787,7 @@ type genesisActor struct {
 	initBal abi.TokenAmount
 }
 
-// sets up information about the non-multisig actors in the genesis state
+// sets up information about the actors in the genesis state
 func (sm *StateManager) setupGenesisActors(ctx context.Context) error {
 
 	gi := genesisInfo{}
@@ -888,6 +888,83 @@ func (sm *StateManager) setupGenesisActors(ctx context.Context) error {
 	return nil
 }
 
+// sets up information about the actors in the genesis state
+// For testnet we use a hardcoded set of multisig states, instead of what's actually in the genesis multisigs
+// We also do not consider ANY account actors (including the faucet)
+func (sm *StateManager) setupGenesisActorsTestnet(ctx context.Context) error {
+
+	gi := genesisInfo{}
+
+	gb, err := sm.cs.GetGenesis()
+	if err != nil {
+		return xerrors.Errorf("getting genesis block: %w", err)
+	}
+
+	gts, err := types.NewTipSet([]*types.BlockHeader{gb})
+	if err != nil {
+		return xerrors.Errorf("getting genesis tipset: %w", err)
+	}
+
+	st, _, err := sm.TipSetState(ctx, gts)
+	if err != nil {
+		return xerrors.Errorf("getting genesis tipset state: %w", err)
+	}
+
+	cst := cbor.NewCborStore(sm.cs.Blockstore())
+	sTree, err := state.LoadStateTree(cst, st)
+	if err != nil {
+		return xerrors.Errorf("loading state tree: %w", err)
+	}
+
+	gi.genesisMarketFunds, err = getFilMarketLocked(ctx, sTree)
+	if err != nil {
+		return xerrors.Errorf("setting up genesis market funds: %w", err)
+	}
+
+	gi.genesisPledge, err = getFilPowerLocked(ctx, sTree)
+	if err != nil {
+		return xerrors.Errorf("setting up genesis pledge: %w", err)
+	}
+
+	totalsByEpoch := make(map[abi.ChainEpoch]abi.TokenAmount)
+
+	// 6 months
+	sixMonths := abi.ChainEpoch(183 * builtin.EpochsInDay)
+	totalsByEpoch[sixMonths] = big.NewInt(49_929_341)
+	totalsByEpoch[sixMonths] = big.Add(totalsByEpoch[sixMonths], big.NewInt(32_787_700))
+
+	// 1 year
+	oneYear := abi.ChainEpoch(365 * builtin.EpochsInDay)
+	totalsByEpoch[oneYear] = big.NewInt(22_421_712)
+
+	// 2 years
+	twoYears := abi.ChainEpoch(2 * 365 * builtin.EpochsInDay)
+	totalsByEpoch[twoYears] = big.NewInt(7_223_364)
+
+	// 3 years
+	threeYears := abi.ChainEpoch(3 * 365 * builtin.EpochsInDay)
+	totalsByEpoch[threeYears] = big.NewInt(87_637_883)
+
+	// 6 years
+	sixYears := abi.ChainEpoch(6 * 365 * builtin.EpochsInDay)
+	totalsByEpoch[sixYears] = big.NewInt(100_000_000)
+	totalsByEpoch[sixYears] = big.Add(totalsByEpoch[sixYears], big.NewInt(300_000_000))
+
+	gi.genesisMsigs = make([]multisig.State, 0, len(totalsByEpoch))
+	for k, v := range totalsByEpoch {
+		ns := multisig.State{
+			InitialBalance: v,
+			UnlockDuration: k,
+			PendingTxns:    cid.Undef,
+		}
+		gi.genesisMsigs = append(gi.genesisMsigs, ns)
+	}
+
+	sm.genInfo = &gi
+
+	return nil
+}
+
 // GetVestedFunds returns all funds that have "left" actors that are in the genesis state:
 // - For Multisigs, it counts the actual amounts that have vested at the given epoch
 // - For Accounts, it counts max(currentBalance - genesisBalance, 0).
@@ -898,7 +975,7 @@ func (sm *StateManager) GetFilVested(ctx context.Context, height abi.ChainEpoch,
 		vf = big.Add(vf, au)
 	}
 
-	// these should only ever be "faucet" accounts in testnets
+	// there should not be any such accounts in testnet (and also none in mainnet?)
 	for _, v := range sm.genInfo.genesisActors {
 		act, err := st.GetActor(v.addr)
 		if err != nil {
@@ -988,7 +1065,7 @@ func (sm *StateManager) GetCirculatingSupplyDetailed(ctx context.Context, height
 	sm.genesisMsigLk.Lock()
 	defer sm.genesisMsigLk.Unlock()
 	if sm.genInfo == nil {
-		err := sm.setupGenesisActors(ctx)
+		err := sm.setupGenesisActorsTestnet(ctx)
 		if err != nil {
 			return api.CirculatingSupply{}, xerrors.Errorf("failed to setup genesis information: %w", err)
 		}